Page MenuHomeFreeBSD
Differential D37281

tcp: add conservative d.cep accounting algorithm
ClosedPublic
Actions

Authored by rscheff on Nov 5 2022, 3:33 PM.
Tags
None
Referenced Files
Unknown Object (File)
Jun 19 2026, 11:47 PM
Unknown Object (File)
Jun 18 2026, 5:54 AM
Unknown Object (File)
May 13 2026, 10:06 PM
Unknown Object (File)
May 13 2026, 9:47 PM
Unknown Object (File)
May 13 2026, 9:47 PM
Unknown Object (File)
May 13 2026, 9:38 PM
Unknown Object (File)
May 10 2026, 2:05 PM
Unknown Object (File)
May 10 2026, 2:03 PM
View All Files
Subscribers
glebius
imp
melifaro

Details

Reviewers
rrs
tuexen
thj
Group Reviewers
transport
Commits
rGb1258b76435a: tcp: add conservative d.cep accounting algorithm
Summary

Accurate ECN asks to conservatively estimate, when the
ACE counter may have wrapped due to an ACK covering a larger
number of segments. This is described in Annex A.2 of the
accurate-ecn draft.

Prior to this, potential ACE counter wraps could go undetected,
possibly preventing an appropriate congestion control response.

Diff Detail

Repository
rG FreeBSD src repository
Lint
Lint Passed
Unit
No Test Coverage
Build Status
Buildable 48178
Build 45065: arc lint + arc unit

Revision Contents
Changeset List

PathSize
sys/
netinet/
2 lines
21 lines
4 lines
tcp_stacks/
10 lines
6 lines

Diff 112658

View Options

sys/netinet/tcp_ecn.h

Loading...
View Options

sys/netinet/tcp_ecn.c

Loading...
View Options

sys/netinet/tcp_input.c

Loading...
View Options

sys/netinet/tcp_stacks/rack.c

Loading...
View Options

sys/netinet/tcp_var.h

Loading...